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发明名称
CONTACT SYSTEM OF ELECTRIC RELAY
摘要
申请公布号
SU1372410(A1)
申请公布日期
1988.02.07
申请号
SU19864092947
申请日期
1986.07.28
申请人
GRADOV BORIS,SU
发明人
GRADOV BORIS I,SU
分类号
H01H50/58
主分类号
H01H50/58
代理机构
代理人
主权项
地址
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